code: def testIRFFT2D(self):
      def _tf_fn(x):
          return signal.irfft2d(
              x, fft_length=[x.shape[-2], 2 * (x.shape[-1] - 1)]
          )
  
      self._VerifyFftMethod(
          INNER_DIMS_2D,
          lambda x: np.fft.rfft2(
              np.real(x), s=[x.shape[-2], x.shape[-1]]
          ),
          lambda x: np.fft.irfft2(
              x, s=[x.shape[-2], 2 * (x.shape[-1] - 1)]
          ),
          _tf_fn,
      )
  
imports: import itertools
  import numpy
  import scipy.signal
  from tensorflow.compiler.tests import xla_test
  from tensorflow.python.framework import dtypes
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import gradients_impl
  from tensorflow.python.ops.signal import signal
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 14 for calling the FFTTest obj's underlying member method code with example usage: obj.testIRFFT2D() and returns: signal